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  1. Mr. Coffee

    American Customary (a.k.a Freedom) Units vs Imperial vs Metric

    My feeling is converting between units is kind of a pointless activity. What is more important is having a tactile sense of what those units are at scales we care about. A dime weighs about a gram. As does a good-sized insect. A hiker's water bottle full of water weighs a bit over a kilogram...
  2. Mr. Coffee

    The transition

    I'd point out that this post is from April of 2023. Things have changed a bit since then. At year end 2022 there were 9500 DCFCs and 28000 ports (most of them Tesla-only). As of the end of Q3 2026 there are 14800 DCFCs and 75742 ports. Nearly all of the infra added since 2022 can support any...
  3. Mr. Coffee

    The transition

    Can you give a source? That number is unreasonably large. At current prices that would represent about 90 percent of US diesel production. Which would make zero sense. On the other hand it is 2026 and what, indeed, does make sense?
  4. Mr. Coffee

    The transition

    Somewhere there is an alternate reality where we helped Ukraine and didn't piss off our allies and we made short work of Iran and gasoline is $2 per gallon. This was all optional.
  5. Mr. Coffee

    The transition

    ... which is about 14 hours of consumption in the Untied States. Even the somewhat larger, long-term figures aren't enough to move the needle on diesel prices on any time scale.
  6. Mr. Coffee

    The transition

    Easy peasy. They both are lying. And we know that because they lie all the time, even when the truth would do them some good. Also, 320 billion what exactly? We know it can't be tons or barrels, because that is so far outside of what is physically possible even in a perfect world. And it...
  7. Mr. Coffee

    The transition

    ... except that we can't do that immediately, and the timeline to actually do it would likely be 5+ years. Largely because most of our fuels are produced in Texas and Louisiana and there are no (or very few) pipelines connecting that part of the country with places like the Northeast or the...
  8. Mr. Coffee

    The transition

    The sooner we get off of fossil fuels the sooner we won't ever need to deal with garbage like this: https://oilprice.com/Geopolitics/Middle-East/Inside-The-Secret-Russian-Iranian-Military-Energy-Pipeline-Laundering-Machine.html TLDR: Russia is importing and laundering Iranian oil through...
  9. Mr. Coffee

    Just for fun...

    https://www.potatonewstoday.com/2020/01/25/uk-potatoes-and-parsnips-grow-on-trees/ Meanwhile, in the Untied States: https://fortune.com/article/lays-rebrand-consumers-didnt-know-chips-were-made-from-potatoes/ Heaven help us. But I like the fact there is a website for potato news.
  10. Mr. Coffee

    Lithium ion battery best practice

    This all kind of depends on a bunch of things that are left unspoken. This is an enthusiast forum full of people who are not at all representative of typical e-cyclists. I know that people here ride further, faster, and much more frequently than "typical" e-cyclists anyhow and that changes how...
  11. Mr. Coffee

    American Customary (a.k.a Freedom) Units vs Imperial vs Metric

    In the 1940s, Vannevar Bush basically mapped out what the Internet, Google, and Wikipedia had to be. He missed porn though. His famous "As We May Think" had this all worked out in July of 1945. Worth a read. One of the interesting things about it is that while he saw quite a few things...
  12. Mr. Coffee

    The transition

    Yes, I suppose that is why so many people drive to Disney World... Different kinds of transportation have different sweet spots. It makes zero sense to book a flight between two cities thirty miles apart. And most of us wouldn't ride our bikes to a National Park five hundred miles away.
  13. Mr. Coffee

    The transition

    The problem is that you are not making an apples to apples comparison here. A fully discharged lithium battery weighs approximately the same (though very, very, very slightly less) than a fully charged one. So if you measured it that way the energy density is far higher than of a fuel tank...
  14. Mr. Coffee

    The transition

    Except LLMs are shockingly easy to jailbreak and manipulate, and "fixing" that weakness isn't simple. So I reckon that clever people will be able to easily bypass them and run amock while weak-minded conformists will be trapped indoors and force-fed cheetos. Seems I'm likely to do fine in such...
  15. Mr. Coffee

    The transition

    The unfortunate thing is that a lot of people, including a lot of people who should know better, are being fooled by large language models too.
  16. Mr. Coffee

    The transition

    https://en.wikipedia.org/wiki/ELIZA_effect
  17. Mr. Coffee

    The transition

    As I've said before, the whole petroleum infrastructure we have uses a lot of electricity. If we are converting sufficiently away from fossil burners we will obviously using proportionally less electricity. If you look at those numbers (comparing what we use for refining and distributing...
  18. Mr. Coffee

    The transition

    So you are assuming everyone with an EV draws a full 7kw from the grid overnight every night? So for round figures that is on the order of 70kwh per vehicle per night? That implies, on average, that everyone is driving more than 300km per day. Just doesn't seem likely or realistic to me. If...
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